Gaya APA
Chapple, M. et al (2021).
(ISC)² CISSP Certified Information Systems Security Professional Official Study Guide (9.).
Singapore:
Sybex, [Erscheinungsort nicht ermittelbar].
Gaya MLA
Chapple, Mike,. et al.
"(ISC)² CISSP Certified Information Systems Security Professional Official Study Guide".
9.
Singapore:
Sybex, [Erscheinungsort nicht ermittelbar],
2021.
Buku.